ESB-2018.1368 - [SUSE] corosync: Denial of service - Remote/unauthenticated 2018-05-04

Printable version
PGP/GPG verifiable version

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.1368
                       Security update for corosync
                                4 May 2018

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           corosync
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-1084  

Reference:         ESB-2018.1181
                   ESB-2018.1178

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2018/suse-su-20181130-1/

- --------------------------BEGIN INCLUDED TEXT--------------------

   SUSE Security Update: Security update for corosync
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:1130-1
Rating:             important
References:         #1066585 #1083030 #1083561 #1089346 
Cross-References:   CVE-2018-1084
Affected Products:
                    SUSE Linux Enterprise High Availability 12-SP2
______________________________________________________________________________

   An update that solves one vulnerability and has three fixes
   is now available.

Description:

   This update for corosync provides the following fixes:

   - CVE-2018-1084: Integer overflow in totemcrypto:authenticate_nss_2_3()
     could lead to command execution (bsc#1089346)
   - Providing an empty uid or gid results in coroparse adding uid 0.
     (bsc#1066585)
   - Fix a problem that was causing corosync memory to increase on ring
     breakup. (bsc#1083030)
   - Fix a problem with configuration file incompatibilities that was causing
     corosync to not work after upgrading from SLE-11-SP4-HA to SLE-12/15-HA.
     (bsc#1083561)


Patch Instructions:

   To install this SUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise High Availability 12-SP2:

      zypper in -t patch SUSE-SLE-HA-12-SP2-2018-775=1



Package List:

   - SUSE Linux Enterprise High Availability 12-SP2 (ppc64le s390x x86_64):

      corosync-2.3.5-6.23.1
      corosync-debuginfo-2.3.5-6.23.1
      corosync-debugsource-2.3.5-6.23.1
      libcorosync4-2.3.5-6.23.1
      libcorosync4-debuginfo-2.3.5-6.23.1


References:

   https://www.suse.com/security/cve/CVE-2018-1084.html
   https://bugzilla.suse.com/1066585
   https://bugzilla.suse.com/1083030
   https://bugzilla.suse.com/1083561
   https://bugzilla.suse.com/1089346

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

        https://www.auscert.org.au/bulletins/

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
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=S9CQ
-----END PGP SIGNATURE-----

« Back to bulletins